Self defense device



FIG. 1 is a top elevation view of my new design, the bottom side being an identical image;

FIG. 2 is a left side perspective view thereof, the right side being a mirror image;

FIG. 3 is a front perspective view thereof; and,

FIG. 4 is a rear perspective view thereof. 

CLAIM I claim the ornamental design for a self defense device, as shown and described. 